Rev Date: 07/27/2012
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This specification may be changed at any time without prior notice marketing@seielect.com
Please confirm technical specifications before you order and/or use.
MR/MRS/TMR Series
Low Resistance Value Resistor – Molded 2 and 4 Leads
Stackpole Electronics, Inc.
Resistive Product Solutions
Features:
• Metal element resistors
• Excellent load life stability
• Inherently non-inductive
• Tinned copper leads
• Low temperature coefficient
• RoHS compliant
• Molded bodies
• TMR – Kelvin Bridge Test
• MRS high stability version
• Cut and formed product is available on selected sizes -
contact factory for details
T
pe / Code
MR1 1W 5 sec. at 5x rated power 500 VAC ±50 to ±400 ppm/ºC (1) 0.01 - 0.1
MR3 3W 5 sec. at 5x rated power 500 VAC ±50 to ±400 ppm/ºC (1) 0.005 - 0.2
MR5 5W 5 sec. at 5x rated power 500 VAC ±50 to ±400 ppm/ºC (1) 0.005 - 0.3
MR10 10W 5 sec. at 5x rated power 500 VAC ±50 to ±400 ppm/ºC (1) 0.01 - 0.5
TMR3 3W 5 sec. at 5x rated power 500 VAC ±40 ppm/ºC 0.005 - 0.2
TMR5 5W 5 sec. at 5x rated power 500 VAC ±40 ppm/ºC 0.005 - 0.3
(1) TCR is value dependent. Contact factory for specific data.
Power Rating
(Watts)
@ 70ºC
Resistance Temperature
Coefficient
Dielectric
Strength
Short Time Overload
Ohmic Range (Ω) and
Tolerance
1%, 5%
Electrical Specifications
0.385 ± 0.015 0.135 ± 0.015 1.375 ± 0.125 0.032 ± 0.002
inches
9.78 ± 0.38 3.43 ± 0.38 34.93 ± 3.18 0.81 ± 0.05
mm
0.560 ± 0.015 0.205 ± 0.015 1.375 ± 0.125 0.032 ± 0.002
inches
14.22 ± 0.38 5.21 ± 0.38 34.93 ± 3.18 0.81 ± 0.05
mm
0.925 ± 0.015 0.330 ± 0.015 1.375 ± 0.125 0.036 ± 0.002
inches
23.50 ± 0.38 8.38 ± 0.38 34.93 ± 3.18 0.91 ± 0.05
mm
1.925 ± 0.015 0.475 ± 0.015 1.375 ± 0.125 0.036 ± 0.002
inches
48.90 ± 0.38 12.07 ± 0.38 34.93 ± 3.18 0.91 ± 0.05
mm
0.625 ± 0.015 0.205 ± 0.015 1.375 ± 0.125 0.032 ± 0.002 0.125
inches
15.88 ± 0.38 5.21 ± 0.38 34.93 ± 3.18 0.81 ± 0.05 3.18
mm
0.940 ± 0.015 0.330 ± 0.015 1.375 ± 0.125 0.036 ± 0.002 0.200
inches
23.88 ± 0.38 8.38 ± 0.38 34.93 ± 3.18 0.91 ± 0.05 5.08
mm
Unit
A
Body Length
B
Body Diameter
C
Lead Length (Bulk)(1)
D
Lead Diameter
MR10
TMR3
MR1
Type / Code
(1) See "Resistor Packaging Specification Document" for lead length dimension for tape and reel packaged product
-
-
-
-
E
Lead Spacing
(Ref.)
TMR5
MR3
MR5
MR TMR
Mechanical Specifications
